lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Mon, 29 Oct 2007 15:44:26 -0400
From:	Vlad Yasevich <>
To:	David Stevens <>
Cc:	netdev <>
Subject: Re: Configuring the same IP on multiple addresses

David Stevens wrote:
> wrote on 10/29/2007 11:03:37 AM:
>> So, I am looking for technical reasons why this is permitted.
> Vlad,
>         Is there a technical reason to disallow it? Rather than
> anticipate all the possible uses for a machine, it's, of course,
> generally better to restrict only the things you know can't
> work, and allow everything else.
>                                                         +-DLS

For v4, not really, but it really confuses some people (and thus causes
me headaches ;-)

For v6, there are plenty of operational reasons to not allow this.  You really
turn unicast into anycast when you do this and there are special rules to
be followed.

To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists